package com.cp.mtq.test.proxy;

public class SubjectImpl implements Subject{
    @Override
    public String test(String string) {
        String test=string+string;
        return test;
    }

    public static void main(String[] args) {
        String a = "a";
        String b = new String("a");
        System.out.println(a.hashCode()==b.hashCode());
    }
}
